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Finding the Fourth Proportional to 8,360.08, 11,534.88 and 4,634.08

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Solution

The fourth proportional to 8,360.08, 11,534.88 and 4,634.08 is: 6,393.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,360.08 : 11,534.88 = 4,634.08 : x
  2. Step 2: Convert to fraction form
    8,360.08/11,534.88 = 4,634.08/x
  3. Step 3: Cross multiply
    8,360.08x = 11,534.88 × 4,634.08
  4. Step 4: Simplify right side
    8,360.08x = 53,453,556.71
  5. Step 5: Solve for x
    x = 53,453,556.71/8,360.08
  6. Step 6: Final answer
    x = 6,393.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.